1. Phytoplankton are crucial for the Southern Ocean’s food chain and play a vital role in carbon cycling. Therefore option A is correct answer. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

    Phytoplankton are crucial for the Southern Ocean’s food chain and play a vital role in carbon cycling. Therefore option A is correct answer.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

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  2. Antarctica is largely untouched by humans, making it an ideal place to study environmental changes. Therefore option B is correct answer. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

    Antarctica is largely untouched by humans, making it an ideal place to study environmental changes. Therefore option B is correct answer.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

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    • 15
  3. The program aims to provide students with a life-changing experience to foster respect for the environment. Therefore option A is correct answer. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

    The program aims to provide students with a life-changing experience to foster respect for the environment. Therefore option A is correct answer.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

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  4. Canadian Geoff Green initiated "Students on Ice" to educate young people on environmental issues. Therefore option B is correct answer. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

    Canadian Geoff Green initiated “Students on Ice” to educate young people on environmental issues. Therefore option B is correct answer.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

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  5. Antarctica’s ice cores hold ancient carbon records that help scientists study climate change. Therefore option B is correct answer. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

    Antarctica’s ice cores hold ancient carbon records that help scientists study climate change. Therefore option B is correct answer.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions/class-12/english/vistas-chapter-3/

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    • 11